For a gas well the flow versus the difference of the squares of the average reservoir and wellbore pressures are plotted on log-log paper.

对于气井，在双对数坐标纸上绘出流量对平均储层压力与井筒压力平方差的关系图。

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The question of whether the northern forests eventually go to the federal government, to conservation groups, to the state government, to giant log-and-paper concerns or to private developers may well be decided in the next decade.

ECONOMIST: Forests